org.apache.commons.collections4
Interface Closure<T>

Type Parameters:
T - the type that the closure acts on
All Known Implementing Classes:
CatchAndRethrowClosure, ChainedClosure, ExceptionClosure, ForClosure, IfClosure, NOPClosure, SwitchClosure, TransformerClosure, WhileClosure

public interface Closure<T>

Defines a functor interface implemented by classes that do something.

A Closure represents a block of code which is executed from inside some block, function or iteration. It operates an input object.

Standard implementations of common closures are provided by ClosureUtils. These include method invocation and for/while loops.

Since:
1.0
Version:
$Id: Closure.java 1469004 2013-04-17 17:37:03Z tn $

Method Summary
 void execute(T input)
          Performs an action on the specified input object.
 

Method Detail

execute

void execute(T input)
Performs an action on the specified input object.

Parameters:
input - the input to execute on
Throws:
ClassCastException - (runtime) if the input is the wrong class
IllegalArgumentException - (runtime) if the input is invalid
FunctorException - (runtime) if any other error occurs


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